ProDeals&reg; 12 Inch Copper Wall/ Ceiling-mounted Square Top&nbsp;Spray&nbsp;Shower Head-Blue Pink Red 3 Color Changing LED Light+ Temperature-sensing+ Electroplated Craft+ Non-clogging Silica Gel Draining Mouth (Copper, 12 Inch) No batteries and external power supply needed, it will illuminate after water flows down. A totally environmental-friendly product. Color changes based on the temperature of the water flow, not only adds fun and beauty to your bathroom, but also protect your skin from heat. Moreover, it encourages the kids to shower more often, so it also bring your family health. As bright as a sixpence, more convenient to clean. Ideal for household use, bathroom, leisure and entertainment, luxury hotels, star hotels. Melt away your daily stress with this fantastic LED top shower head!